feature: added call back for whenever the user navigates to a different month

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 3.2.0
+- Added call back for whenever the user navigates to a different month
+
 ## 3.1.0
 - Add compatibility with flutter 3.10
 

example/pubspec.lock

@@ -68,7 +68,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "3.1.1"
+    version: "3.2.0"
   flutter_lints:
     dependency: "direct dev"
     description:

lib/src/widgets/date_time_picker/date_time_picker.dart

@@ -59,8 +59,11 @@ class DateTimePicker extends StatefulWidget {
   final Widget Function(void Function()? onPressed)?
       onPreviousPageButtonBuilder;
 
-  const DateTimePicker(
+  //final DateTime MonthChangeCallback = void Function(DateTime newMonth);
-      {super.key,
+  final void Function(DateTime newMonth)? onMonthChanged;
+
+  const DateTimePicker({
+    super.key,
     this.child,
     required this.theme,
     this.weekdayTextStyle = const TextStyle(),
@@ -78,8 +81,10 @@ class DateTimePicker extends StatefulWidget {
     this.showWeekDays = true,
     this.dateTimeConstraint = const DateTimeConstraint(),
     this.onNextPageButtonBuilder,
-      this.onPreviousPageButtonBuilder});
+    this.onPreviousPageButtonBuilder,
-
+    this.onMonthChanged,
+  });
+  //final MonthChangeCallback? onMonthChanged;
   @override
   State<DateTimePicker> createState() => _DateTimePickerState();
 }
@@ -103,7 +108,6 @@ class _DateTimePickerState extends State<DateTimePicker> {
     browsingDate: widget.initialDate ?? DateTime.now(),
     selectedDate: widget.initialDate ?? DateTime.now(),
   );
-
   @override
   Widget build(BuildContext context) {
     return Container(
@@ -164,6 +168,7 @@ class _DateTimePickerState extends State<DateTimePicker> {
         _dateTimePickerController.browsingDate.month + 1,
         _dateTimePickerController.browsingDate.day,
       );
+      widget.onMonthChanged?.call(_dateTimePickerController.browsingDate);
     });
   }
 
@@ -175,6 +180,7 @@ class _DateTimePickerState extends State<DateTimePicker> {
         _dateTimePickerController.browsingDate.month - 1,
         _dateTimePickerController.browsingDate.day,
       );
+      widget.onMonthChanged?.call(_dateTimePickerController.browsingDate);
     });
   }
 }

pubspec.yaml

@@ -1,6 +1,6 @@
 name: flutter_date_time_picker
 description: A Flutter package for date and time picker.
-version: 3.1.1
+version: 3.2.0
 homepage: https://iconica.nl/
 
 environment: